BS 4993-2:1974
Withdrawn
Methods of test for aluminium fluoride for industrial use Determination of iron content
Hardcopy , PDF
English
02-28-1974
05-22-2026
Cooperating organizations
Foreword
Method
1. Scope
2. Field of application
3. Principle
4. Reagents
5. Apparatus
6. Procedure
7. Calculation
8. Note on procedure
Dissolution of a test portion after alkaline or acid fusion and reduction of iron (III) to iron (II) with hydroxylammonium chloride. Formation of the iron (II) 1,10-phenanthroline complex and photometric measurement at 510 nm.
| Committee |
W/-
|
| DevelopmentNote |
Supersedes 71/53613 DC. (07/2005) Reviewed and confirmed by BSI, December 2011. (11/2011)
|
| DocumentType |
Standard
|
| Pages |
10
|
| PublisherName |
British Standards Institution
|
| Status |
Withdrawn
|
Withdrawn:This standard is no longer used
| Standards | Relationship |
| UNE-EN ISO 16484-1:2011 | Identical |
| ISO 2368:1972 | Similar to |
This standard has been withdrawn and is no longer current. No replacement edition is available.
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